Science & Futurism with Isaac Arthur

For us to live and build communities in space we will need law and order, but who will make the rules, what should they be, and what sheriff will see that the law is enforced? Watch my exclusive video Giant Space Monsters: https://nebula.tv/videos/isaacarthur-giant-space-monsters Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Space Regulation Episode 430; January 18, 2024 Produced, Written & Narrated by: Isaac Arthur Graphics: Fishy Tree Jeremy Jozwik Mafic Studios Sergio Botero Music Courtesy of Steve Cardon Epidemic Sound http://epidemicsound.com/creator Chapters 00:00 Intro 00:21 Existing Space Law 3:44 Current Issues 04:14 Territory 08:10 Commercialization 15:30 Space Debris 17:38 Asteroids & Space Mining 20:31 Weaponization 22:50 Planetary Contamination 24:24 Bioforming & Terraforming 25:57 Colonial Rights

We often worry that humanity might be attacked by Aliens or AI, but which is worse and which would win in a battle between them? Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Aliens vs AI Episode 429a; January 14, 2024 Produced, Written & Narrated by: Isaac Arthur Editor: Lukas Konecny Graphics: Jeremy Jozwik Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant", "Ultra Deep Field" Sergey Cheremisinov, "Labyrinth", "Forgotten Stars" Taras Harkavyi, "Alpha and ..." Miguel Johnson, "So Many Stars"

Uplifting is the process of altering an animal - or even an alien - to be smarter or able to use technology. Our ability to do this seem inevitable, and with it a host of moral dilemmas. David Brin’s Uplift page: https://www.davidbrin.com/uplift.html Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Is Uplifting Ethical? Episode 429; January 11, 2024 Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant", "Ultra Deep Field" Sergey Cheremisinov, "Labyrinth", "Forgotten Stars" Taras Harkavyi, "Alpha and ..." Miguel Johnson, "So Many Stars" Chapters 0:00 Intro 2:33 Biological or Physiological 4:06 Cultural 08:42 Ecological 11:03 Neurological 13:11 Non-Darwinian 14:44 Technological 18:00 Post-Biological 18:33 Methods 19:21 Reasons 24:23 Ethical Conundrums 27:36 Inevitability

A look at Statites, or Static Satellites, and variations like the Lagite, Quasite, Mag Sail, Solar Moth, and Non-Keplerian Orbits that offer us powerful foundations for advanced, Kardashev-scale space development. Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Statites, Lagites, and Quasites Episode 428a; January 7, 2024 Produced, Written & Narrated by: Isaac Arthur Graphics: Jarred Eagley Jeremy Jozwik YD Visual Mafic Studios Sergio Botero SpaceRedourcesCGI Steve Bowers Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Reaching new worlds is a difficult task, but transplanting ecosystems and civilizations to them may be even harder. Pancosmorio Paper: https://www.frontiersin.org/articles/10.3389/fspas.2023.1081340/full Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: The Fermi Paradox: Pancosmorio Theory Episode 428; January 4, 2024 Produced, Written & Narrated by: Isaac Arthur Editor: Briana Brownell Graphics: Jeremy Jozwik Ken York Mafic Studios Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator

Our future lies among the stars, and many challenges must be overcome to reach them. One of those challenges is making sure our ships don’t crash into our own garbage littering orbit. Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE

In the grandeur of the universe, the tapestry of life may be woven from stranger threads than we ever dared to dream, and spun from materials far different to our own. Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE

We often discuss if space travel is feasible and if we can settle strange new worlds, but if we can, there is still the question of if we will. Join this channel to get access to perks: https://www.youtube.com/channel/UCZFipeZtQM5CKUjx6grh54g/join Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE

To claim your matching donation with Givewell, go to https://www.givewell.org and select Youtube & Isaac Arthur at checkout! What does science tell us about reality and are there pathways to control, change, or re-create it? Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Reality Manipulation Episode 425; December 314, 2023 Produced, Written & Narrated by: Isaac Arthur Editor: Lukas Konecny Music Courtesy of: Steve Cardon

Lasers in space has been both a fascination and a fear of humanity for decades now, but do they pose a threat to Earth? Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Go to https://buyraycon.com/isaacarthur to get 15% off your Raycon purchase this holiday season! Brought to you by Raycon. In the future we will travel to strange new worlds, but who will pilot the spaceships that take us there? Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Selecting Crew For A Spaceship Episode 424; December 7, 2023 Written, Produced & Narrated by: Isaac Arthur Editors: Andy Nelson Graphics: Udo Schroeter Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant", "Ultra Deep Field" Taras Harkavyi, "Alpha and ..."

Settling and terraforming new worlds will be about a lot more than bringing in air and water, your soil must be carefully created from the local reoglith. Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

In science fiction we often see immense starships attacking planets, crushing or besieging them, but in our own future we may deploy powerful orbital fortresses to defend our world. Watch my exclusive video The Fermi Paradox Hermit Shoplifter Hypothesis: https://nebula.tv/videos/isaacarthur-the-fermi-paradox-hermit-shoplifter-hypothesis Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur Get a Lifetime Membership to Nebula for only $300: https://go.nebula.tv/lifetime?ref=isaacarthur Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Orbital Defense Platforms Episode 423b; December 3, 2023 Produced, Written & Narrated by: Isaac Arthur Graphics: Fishy Tree Jarred Eagley Jeremy Jozwik Ken York/YD Visual Legiontech Studios Rapid Thrash Sergio Botero SpaceResourcesCGI Udo Schroeter Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant", "Ultra Deep Field" Sergey Cheremisinov, "Labyrinth", "Forgotten Stars" Taras Harkavyi, "Alpha and ..." Miguel Johnson, "So Many Stars"

Compare news coverage. Spot media bias. Avoid algorithms. Try Ground News today and get 30% off your subscription by going to https://ground.news/isaacarthur In the past, we had entire civilizations devoted to agriculture, but in the future, we might have entire planets devoted to it. Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Agriworlds Episode 423; November 30, 2023 Written, Produced & Narrated by: Isaac Arthur Graphics by: Jeremy Jozwik Katie Byrne Ken York/YD Visual Steve Bowers Udo Schroeter Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Sergey Cheremisinov, "Labyrinth" Taras Harkavyi, "Alpha and..."

Terraforming is a long process, by beginning in existing canyons & craters, a new settlement can more easily and safely begin the process. Produced, Written & Narrated by: Isaac Arthur Graphics & Concept Credit: Wesley Bruce / Orion's Arm: https://www.orionsarm.com/eg-article/51f7d32f54b72 Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

In order to survive and thrive in space, we have to be able to create and maintain clean and comfortable living spaces, and remain vigilant nothing disease or virus reaches Earth. Watch my exclusive video Ultra-Relativistic Spaceships: https://nebula.tv/videos/isaacarthur-ultrarelativistic-spaceships Get Nebula using my link for 40% off an annual subscription: https://go.nebula.tv/isaacarthur Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Space Hygiene Episode 422a; November 26, 2023 Written, Produced & Narrated by: Isaac Arthur Graphics: Jeremy Jozwik, NASA, ESA, CSA Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Try Cell to Singularity, free to play: https://l.linklyhq.com/l/1uNoF Among the billions and billions of planets and moons in this galaxy, we may encounter many examples of double planets, but what would they be like and could life arise on them? Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Double Planets Episode 422; November 23, 2023 Written, Produced & Narrated by: Isaac Arthur Graphics by: Jeremy Jozwik Ken York YD Visual Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant", "The Divine Cosmos" Miguel Johnson, "So Many Stars", Strange New World" 0:00 Intro 3:59 Origins 8:35 Tidal Friction & Locking 14:32 Double Earth 16:49 Air Bridge 19:13 Physical Bridge 20:05 Roche world 23:43 Klemplerer Rosette

Many worry that Earth may have reveal ourselves to hostile alien empires by transmitting signals, but is it already too late? Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Mars gets little sunlight, but we may be able to warm the Red Planet by using orbital mirrors to shine more sunlight down on Martian bases. Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Ground News Black Friday Sale: Compare news coverage. Spot media bias. Join Ground News today to get 40% off unlimited access: https://ground.news/isaacarthur Sale ends November 30. Visions of a settled Mars always seem to have vast domes, but is a future on the Red Planet a domed one? And how should they be built? To learn more about the NSS spUN Debates and how to participate, visit: https://space.nss.org/spun-debates/ New World's Space Cowboy Ball: https://newworlds.space/ Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Domes Of Mars Episode 421; November 16, 2023 Written, Produced & Narrated by: Isaac Arthur Editors: Donagh Broderick Konstantin Sokerin Graphics by: Bryan Versteeg Jeremy Jozwik Ken York YD Visual Rapid Thrash Sergio Botero Steve Bowers Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Stellardrone, "Red Giant", "The Divine Cosmos"

Zombie Stars are the possible remnants of failed Type 1ax Supernovae from too rapidly absorbing mass, leaving a remnant of heavier matter behind. Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

Try Cell to Singularity, free to play: https://l.linklyhq.com/l/1uNoF As we search the heavens for signs of alien life, is it possible that the easiest place to find aliens is to look in the mirror? Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: Human Aliens Episode 420a; November 12, 2023 Written, Produced & Narrated by: Isaac Arthur Editors: Donagh Broderick Graphics by: Ken York YD Visual Legiontech Studios Music Courtesy of Epidemic Sound http://epidemicsound.com/creator Martin Rezny, "Lifelight" Stellardrone, "A Moment of Stillness", "Cosmic Sunrise", "Red Giant" Aerium, "Fifth Star of Aldebaran" Miguel Johnson, "Strange New World", "Night Forever"

Go to https://buyraycon.com/isaacarthur to get 20 to 50% off sitewide! Brought to you by Raycon. In the grand theater of the cosmos, amidst a myriad of distant suns and ancient galaxies, the Fermi Paradox presents a haunting silence, where a cacophony of alien conversations should exist. Where is Everyone? Or are we alone? Visit our Website: http://www.isaacarthur.net Join Nebula: https://go.nebula.tv/isaacarthur Support us on Patreon: https://www.patreon.com/IsaacArthur Support us on Subscribestar: https://www.subscribestar.com/isaac-arthur Facebook Group: https://www.facebook.com/groups/1583992725237264/ Reddit: https://www.reddit.com/r/IsaacArthur/ Twitter: https://twitter.com/Isaac_A_Arthur on Twitter and RT our future content. SFIA Discord Server: https://discord.gg/53GAShE Credits: The Fermi Paradox Compendium of Solutions & Terms Episode 420; November 9, 2023 Written, Produced & Narrated by: Isaac Arthur Editors: Donagh Broderick Graphics by: Darth Biomech Jeremy Jozwik Katie Byrne Ken York YD Visual Legiontech Studios Sergio Botero Tactical Blob Udo Schroeter Music Courtesy of: Epidemic Sound http://epidemicsound.com/creator Markus Junnikkala, "Memory of Earth" Stellardrone, "Red Giant", "Ultra Deep Field" Sergey Cheremisinov, "Labyrinth", "Forgotten Stars" Miguel Johnson, "The Explorers", "Strange New World" Aerium, "Fifth star of Aldebaran", "Windmill Forests", "Deiljocht" Lombus, "Cosmic Soup" Taras Harkavyi, "Alpha and..." 0:00:00 Intro 0:02:49 Solutions & Filters 0:10:13 Aestivation Hypothesis 0:12:06 Aliens Common But Unrecognizable 0:14:18 Aliens Used To Visit Earth 0:16:50 Ancient Aliens 0:18:47 Anthropic Principle 0:21:07 Ascension 0:22:12 Asteroid Impacts 0:23:33 Asymptotic Burnout 0:25:53 Audio Raycon 0:27:16 Aurora Effect 0:29:56 Axial Tilt 0:31:35 Berserkers & Hibernating Monsters 0:33:05 Black Hole Farming 0:34:50 Boltzmann Brain 0:35:59 Carbon & Nitrogen Ratios 0:39:05 Colonizing Is Too Dangerous 0:40:48 Colonizing Is Too Hard 0:42:19 Compounding Filters 0:43:54 Cosmic Collectors 0:47:07 Critical Element Scarcity 0:48:17 Dark Forest Theory 0:50:43 Detection Windows are Few and Short 0:52:08 Drake's Equation 0:54:12 Dyson Dilemma 0:58:04 Earth & Humans Are Boring 1:00:04 Filters 1:02:12 FTL: Faster Than Light Travel 1:04:12 Galaxy Type & Stability 1:05:36 Goldilocks Zone 1:07:03 Grabby Aliens 1:10:58 Great Filter 1:12:33 Great Silence 1:13:03 Hart-Tipler Conjecture 1:14:56 Hermit Shoplifter Hypothesis 1:18:04 Inevitable Intelligence Implosions 1:18:54 Interdiction Hypothesis 1:22:36 Inter-Universe Migration 1:24:26 Jovian Vacuum Cleaner 1:25:38 Kardashev Scale 1:26:47 Large Moon needed 1:28:12 Late Filters 1:29:04 Life or Intelligence Is Not Natural 1:30:30 Loud Aliens 1:32:26 Low-Energy Ecosystems 1:34:02 Mediocrity Principle 1:35:21 Metallicity 1:36:56 Miniaturization 1:38:29 Multiverse & Alternate Reality Aliens 1:40:03 Neurohacking for Happiness 1:42:01 Nihilism or Ennui 1:45:43 Non-Exclusivity 1:51:18 Ocean To Land Ratio 1:53:08 Orbital Eccentricity 1:54:41 Our Galaxy Isn't The Whole Universe 1:57:07 Oxygen Content 1:59:12 Panspermia 2:01:03 Percolation Theory 2:06:50 Perpetual Motion Machines 2:09:04 Post-Biological 2:10:41 Prime Directive 2:12:27 Psychic Poison 2:13:54 Quarantine Hypothesis 2:15:34 Quarantine Is Self-Imposed 2:16:21 Quiet Aliens 2:16:59 Rare Earth Hypothesis 2:18:29 Rare Intelligence 2:19:27 Rare Sun 2:20:47 Rare Technology 2:21:45 Recent Galactic Catastrophe Or War 2:23:26 Region of Galaxy 2:24:15 Resource Hoarding 2:25:48 Rim Migration 2:26:55 SETI, METI, Dysonian SETI 2:29:58 Simulation Argument 2:31:34 Solution Exacerbates the Fermi Paradox 2:33:32 Stellar Neighborhood 2:34:40 Techno and Bio-Signatures 2:35:58 Technological Singularity 2:37:23 Technological Timebombs 2:38:59 Tectonic Activity Needed 2:40:31 They Are Talking But We Can't Hear Them 2:42:44 They Don't Use Light To Communicate 2:45:51 They Don't Want To Talk To Us 2:48:11 They Hide From Everyone 2:48:46 They Hide From Us 2:50:44 They Hide Here On Earth 2:53:21 Tidal Locking 2:54:19 Time Elapse Argument 2:56:19 Time Travel 2:57:26 Type Of Star 2:58:55 Universe Too Young 3:00:24 Virtual Reality Utopia 3:01:42 Vulnerable World Hypothesis 3:03:30 We Are Aliens 3:06:31 We Haven't Logged Into The Network Yet 3:07:42 Zoo Hypothesis 3:08:55 Closing Remarks 3:11:39 Credits

Science fiction often shows ships running into black holes unnoticed, but how many black holes are even in this galaxy? Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator

The Moon is the nearest body to us, and we wish to settle it, but could it ever have air and open skies? Produced, Written & Narrated by: Isaac Arthur Music Courtesy of Epidemic Sound http://epidemicsound.com/creator